From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60113) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cOSmu-00044c-53 for qemu-devel@nongnu.org; Tue, 03 Jan 2017 12:22:16 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cOSmp-000105-Vi for qemu-devel@nongnu.org; Tue, 03 Jan 2017 12:22:16 -0500 From: Paolo Bonzini Date: Tue, 3 Jan 2017 18:22:10 +0100 Message-Id: <20170103172210.26034-1-pbonzini@redhat.com> Subject: [Qemu-devel] [PATCH] scsi-block: fix direction of BYTCHK test for VERIFY commands List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Zhang Qian , qemu-stable@nongnu.org The direction is wrong; scsi_block_is_passthrough returns false for commands that *can* use sglists. Reported-by: Zhang Qian Fixes: 8fdc7839e40f43a426bc7e858cf1dbfe315a3804 Cc: qemu-stable@nongnu.org Signed-off-by: Paolo Bonzini --- hw/scsi/scsi-disk.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/scsi/scsi-disk.c b/hw/scsi/scsi-disk.c index bdd1e5f..c080888 100644 --- a/hw/scsi/scsi-disk.c +++ b/hw/scsi/scsi-disk.c @@ -2701,7 +2701,7 @@ static bool scsi_block_is_passthrough(SCSIDiskState *s, uint8_t *buf) * for the number of logical blocks specified in the length * field). For other modes, do not use scatter/gather operation. */ - if ((buf[1] & 6) != 2) { + if ((buf[1] & 6) == 2) { return false; } break; -- 2.9.3